Pi-Monster
PricePi price comparison crawler
About this crawler
Pi-Monster is a web crawler identified by the regular-expression pattern Pi-Monster in the User-Agent request header. It is categorised as seo. Use the regex above to detect, log, allow, or block Pi-Monster traffic in your web server, CDN edge rules, or robots.txt.
Block-rate · top 25k sites
0.26%
Technical details
- Name
- Pi-Monster
- Pattern
Pi-Monster- Tags
- seo
- Reference
- https://pricepi.com/
- Added
- 2026/05/09
- Instances
- 1 known sample(s)
Sample User-Agent strings
Mozilla/5.0 (compatible; Pi-Monster; https://pricepi.com/)
Block this crawler
robots.txt — disallow Pi-Monster:
User-agent: Pi-Monster
Disallow: /
Apache .htaccess — return 403:
RewriteEngine On
RewriteCond %{HTTP_USER_AGENT} Pi-Monster [NC]
RewriteRule .* - [F,L]
Nginx — return 403 inside a server block:
if ($http_user_agent ~* "Pi-Monster") {
return 403;
}
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